Food Delivery Platform (Decision Report: Backend Communication Patterns)

Designed and implemented the backend for a real-time food delivery platform using Node.js and MySQL. Focused on communication patterns to ensure real-time updates, reliability, and scalability. Implemented features including:

Authentication & Google Login

Order Tracking (Long Polling → Real-Time Optimization)

Driver Location Sharing via WebSockets

Restaurant Notifications using WebSockets + Pub/Sub

Customer Support Chat System

Image Uploads for Menus with Real-Time Progress Updates

Used WebSockets and Pub/Sub to balance efficiency and low latency, ensuring bidirectional updates between users, admins, and restaurants.